<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			#wrap::after{
				content: "";
				display: block;
				width: 200px;
				height: 200px;
				background: pink;
			}
			#wrap::after{
				content: "";
				display: block;
				width: 200px;
				height: 200px;
				background: deeppink;
			}
		</style>
	</head>
	<body>
		<div id="wrap">
			11
		</div>
	</body>
</html>
